/* ============================================
   AI Resume Builder — Base Styles & Reset
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ── CSS Reset ── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  color-scheme: light;
}

body {
  font-family: var(--font-body);
  font-weight: var(--font-normal);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-default);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-strong);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-default) transparent;
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

p {
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-secondary);
}

/* ── Selection ── */
::selection {
  background: var(--border-accent);
  color: var(--text-primary);
}

/* ── Images ── */
img, svg {
  display: block;
  max-width: 100%;
}

/* ── Lists ── */
ul, ol {
  list-style: none;
}

/* ── Buttons ── */
button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
  color: inherit;
  font-size: inherit;
}

/* ── Inputs ── */
input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: transparent;
  border: none;
  outline: none;
  width: 100%;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
}

/* ── Utility Classes ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.clay-panel {
  background: var(--clay-bg);
  border-radius: var(--radius-xl);
  box-shadow: var(--clay-shadow-out), var(--clay-shadow-in);
  border: none;
}

.clay-panel-strong {
  background: var(--clay-bg);
  border-radius: var(--radius-xl);
  box-shadow: var(--clay-shadow-out-hover), var(--clay-shadow-in-hover);
  border: none;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--clay-accent-bg);
  color: white;
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
  border: none;
  box-shadow: var(--clay-accent-shadow-out), var(--clay-accent-shadow-in);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
  box-shadow: var(--clay-shadow-out-hover), var(--clay-accent-shadow-in);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: var(--clay-accent-shadow-in-active);
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--clay-bg);
  color: var(--text-primary);
  font-weight: var(--font-medium);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
  border: none;
  box-shadow: var(--clay-shadow-out), var(--clay-shadow-in);
  transition: all var(--transition-base);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--clay-shadow-out-hover), var(--clay-shadow-in-hover);
}

.btn-secondary:active {
  transform: translateY(1px);
  box-shadow: inset 4px 4px 10px rgba(0,0,0,0.6), inset -2px -2px 6px rgba(255,255,255,0.05);
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: var(--clay-bg);
  border: none;
  box-shadow: var(--clay-shadow-out), var(--clay-shadow-in);
  transition: all var(--transition-base);
}

.btn-icon:hover {
  transform: translateY(-2px);
  box-shadow: var(--clay-shadow-out-hover), var(--clay-shadow-in-hover);
}

.btn-icon:active {
  transform: translateY(1px);
  box-shadow: inset 4px 4px 10px rgba(0,0,0,0.6), inset -2px -2px 6px rgba(255,255,255,0.05);
}

/* ── Divider ── */
.divider {
  width: 100%;
  height: 1px;
  background: var(--border-subtle);
  margin: var(--space-6) 0;
}

/* ── Badge / Pill ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.1);
  color: var(--text-accent);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.badge--success {
  background: var(--success-bg);
  color: var(--success);
  border-color: rgba(34, 197, 94, 0.2);
}

.badge--warning {
  background: var(--warning-bg);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.2);
}

.badge--danger {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.2);
}

/* ── Focus Ring ── */
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ── Screen Reader Only ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}